21013224800
21,013,224,800 is an even composite number composed of four prime numbers multiplied together.
21013224800 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 21013224800:
25 × 52 × 19 × 1382449
(2 × 2 × 2 × 2 × 2 × 5 × 5 × 19 × 1382449)See below for interesting mathematical facts about the number 21013224800 from the Numbermatics database.
Names of 21013224800
- Cardinal: 21013224800 can be written as Twenty-one billion, thirteen million, two hundred twenty-four thousand, eight hundred.
Scientific notation
- Scientific notation: 2.10132248 × 1010
Factors of 21013224800
Divisors of 21013224800
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 5 8 10 16 19 20 25 32 38 40 50 76 80 95 100 152 160 190 200 304 380 400 475 608 760 800 950 1520 1900 3040 3800 7600 15200 1382449 2764898 5529796 6912245 11059592 13824490 22119184 26266531 27648980 34561225 44238368 52533062 55297960 69122450 105066124 110595920 131332655 138244900 210132248 221191840 262665310 276489800 420264496 525330620 552979600 656663275 840528992 1050661240 1105959200 1313326550 2101322480 2626653100 4202644960 5253306200 10506612400 21013224800
- Sum of all divisors σ(n): 53998497000
- Sum of proper divisors (its aliquot sum) s(n): 32985272200
- 21013224800 is an abundant number, because the sum of its proper divisors (32985272200) is greater than itself. Its abundance is 11972047400
Bases of 21013224800
- Binary: 100111001000111110001011101011000002
- Hexadecimal: 0x4E47C5D60
- Base-36: 9NIQC0W
Squares and roots of 21013224800
- 21013224800 squared (210132248002) is 441555616495335040000
- 21013224800 cubed (210132248003) is 9278507431119063346836992000000
-
The
square root of 21013224800 is 144959.3901753177 -
The
cube root of 21013224800 is 2759.5032012069
Scales and comparisons
How big is 21013224800?- 21,013,224,800 seconds is equal to 668 years, 8 weeks, 14 hours, 53 minutes, 20 seconds.
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To count from 1 to 21,013,224,800 would take you about one thousand, three hundred thirty-six years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 21013224800 cubic inches would be around 230 feet tall.
Recreational maths with 21013224800
- 21013224800 backwards is 00842231012
- The number of decimal digits it has is: 11
- The sum of 21013224800's digits is 23
- More coming soon!
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